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Table 1 Characteristics of patients with latent tuberculosis infection

From: House calls by community health workers and public health nurses to improve adherence to isoniazid monotherapy for latent tuberculosis infection: a retrospective study

Characteristic Home follow-upa(N=986) Clinic follow-upb(N=2932) p-valuec
N (%) N (%)
Female 549 (55.7) 1467 (50.0) 0.002
Median age 22   24   <0.001
(1st and 3rd quartile) (10–31)   (13–35)   
Age categories:   <0.001
  < 6 years old 141 (14.3) 140 (4.8)  
6 to < 18 277 (28.1) 967 (33.0)
18 to < 35 399 (40.5) 1085 (37.0)
35 and older 169 (17.1) 740 (25.2)
Place of birth:   0.008
  Latin America 592 (60.0) 1573 (53.7)  
Asia 243 (24.7) 837 (28.6)
USA 75 (7.6) 268 (9.1)
Africa 22 (2.2) 48 (1.6)
Europe 20 (2.0) 82 (2.8)
Unknown 34 (3.5) 124 (4.2)  
Needed translation serviced 60 (6.1) 176 (6.0) 0.93
Patient referral reason:  
  TST converters and TB case contactse 220 (22.3) 229 (7.8) <0.001
Correction and rehabilitationf 9 (0.9) 226 (7.7)  
Postpartum womeng 59 (6.0) 169 (5.8)
TST+h from screening 698 (70.8) 2308 (78.7)
Prescribed 9Hi regimen 555 (56.3) 1595 (54.4) 0.30
  1. aPatients assigned home-based follow-up with a community health worker and public health nurse.
  2. bPatients with clinic-based follow-up.
  3. cSignificance testing with chi-square test or Wilcoxon rank-sum test.
  4. dPatients who spoke languages other than Spanish, Tagalog, Vietnamese, Cantonese, or Mandarin, and required use of a phone translation service or a family member for communication.
  5. eRecent tuberculin skin test converters and household contacts to active tuberculosis cases.
  6. fPatients from correctional and drug and alcohol rehabilitation facilities.
  7. gWomen treated more than 2 months after delivery of child.
  8. hTST+: Tuberculin skin test positive from routine screening.
  9. i Nine months of isoniazid as opposed to six months of isoniazid.